Электронная библиотека (репозиторий) Томского государственного университета

Add to Quick Collection   All 5 Results

Showing items 1 - 5 of 5.
  • «
  • ←
  • 1
  • →
  • »
Sort:
 Add All Items to Quick Collection
Add   1D and 2D NMR spectroscopy for identification of carbamide-containing biologically active compounds
Authors: Bakibaev, Abdigali A. | Panshina, Svetlana Yu. | Ponomarenko, Oksana V. | Malkov, Victor S. | Kotelnikov, Oleg A. | Tashenov, A. K.
Source: Bulletin of the Karaganda university. Chemistry series. 2021. № 1. P. 71-81
Type: статьи в журналах
Date: 2021
Description: Urea (carbamide) is the main end product of amino acids' metabolism in mammals. Extensive research in the field of urea chemistry has contributed to the creation of many biologically active and other ... More
Add   A study of products of tetrakis(hydroxymethyl)glycoluril dehydroxymethylation in aqueous solutions
Authors: Panshina, Svetlana Yu. | Ponomarenko, Oksana V. | Bakibaev, Abdigali A. | Sidelnikov, Vladimir S. | Kurgachev, D. A. | Malkov, Victor S. | Khlebnikov, A. I. | Tashenov, A. K.
Source: Russian chemical bulletin. 2021. Vol. 70, № 1. P. 140-147
Type: статьи в журналах
Date: 2021
Description: It was found that tetrakis(hydroxymethyl)glycoluril is unstable in aqueous solutions and undergoes stepwise dehydroxymethylation. The products of this process were identified by HPLC, 1D and 2D NMR spe ... More
Add   Efficient synthesis of tetraacetylglycoluril in the presence of phosphorus-containing catalysts
Authors: Bakibaev, Abdigali A. | Panshina, Svetlana Yu. | Hoang, N. F. | Kurgachev, D. A. | Ukhov, A. E. | Malkov, Victor S. | Zhumanov, K. B.
Source: Russian journal of physical chemistry. 2021. Vol. 57, № 1. P. 58-63
Type: статьи в журналах
Date: 2021
Description: The effect of phosphorus-containing catalysts, namely phosphorous acid, phosphoric acid, diethyl hydrogen phosphite, and 1-hydroxyethane-1,1-diyldiphosphonic acid (HEDP), in the synthesis of tetraacet ... More
Add   Urea salts with 1-hydroxyethylidene diphosphonic acid
Authors: Panshina, Svetlana Yu. | Bakibaev, Abdigali A. | Malkov, Victor S. | Belykh, S. I. | Zhumanov, K. B. | Gorbin, S. I. | Ponarin, Nikita V. | Kotelnikov, Oleg A.
Source: Russian journal of general chemistry. 2021. Vol. 91, № 3. P. 379-382
Type: статьи в журналах
Date: 2021
Description: The reaction of urea with 1-hydroxyethylidene diphosphonic acid in the ratios of 1 : 1, 1 : 2, 1 : 3 wasfirst studied. As a result of the reactions, the corresponding 1 : 2 or 2 : 1 salts were formed, ... More
Add   Tetrakis(hydroxymethyl)glycoluril in N-methylenation reactions with arylamines
Authors: Ponomarenko, Oksana V. | Bakibayev, Abdigali А. | Malkov, Victor S. | Panshina, Svetlana Yu.
Source: Chemistry of heterocyclic compounds. 2020. Vol. 56, № 1. P. 112-115
Type: статьи в журналах
Date: 2020
Description: This work shows for the first time the use of tetrakis(hydroxymethyl)glycoluril in the melt N-methylenation reactions of arylamines,
  • «
  • ←
  • 1
  • →
  • »
^